Estou tendo o seguinte erro no junit será q algem consegue me ajudar?
erro
java.lang.SecurityException: Unable to locate a login configuration
at com.sun.security.auth.login.ConfigFile.<init>(ConfigFile.java:97)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
at java.lang.Class.newInstance0(Class.java:350)
at java.lang.Class.newInstance(Class.java:303)
at javax.security.auth.login.Configuration$3.run(Configuration.java:216)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.login.Configuration.getConfiguration(Configuration.java:210)
at javax.security.auth.login.LoginContext$1.run(LoginContext.java:237)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.login.LoginContext.init(LoginContext.java:234)
at javax.security.auth.login.LoginContext.<init>(LoginContext.java:403)
at org.jboss.security.jndi.LoginInitialContextFactory.getInitialContext(LoginInitialContextFactory.java:84)
at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:667)
at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:247)
at javax.naming.InitialContext.init(InitialContext.java:223)
at javax.naming.InitialContext.<init>(InitialContext.java:197)
at br.com.greenline.falegreen.interfaces.DepartamentoUtil.lookupHome(DepartamentoUtil.java:18)
at br.com.greenline.falegreen.interfaces.DepartamentoUtil.getHome(DepartamentoUtil.java:49)
at br.com.greenline.falegreen.junit.DepartamentoEJBTest.criarEJB(DepartamentoEJBTest.java:65)
at br.com.greenline.falegreen.junit.DepartamentoEJBTest.setUp(DepartamentoEJBTest.java:31)
at junit.framework.TestCase.runBare(TestCase.java:125)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:118)
at junit.framework.TestSuite.runTest(TestSuite.java:208)
at junit.framework.TestSuite.run(TestSuite.java:203)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:478)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:344)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
Caused by: java.io.IOException: Unable to locate a login configuration
at com.sun.security.auth.login.ConfigFile.init(ConfigFile.java:206)
at com.sun.security.auth.login.ConfigFile.<init>(ConfigFile.java:95)
... 32 more